Blistering Disorders

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Overview

Blisters are accumulations of fluid between two layers of the skin. A lesion smaller than 0.5 centimeters is called a vesicle; when greater than 0.5 centimeters it is called a bulla (plural: bullae).

Blisters are caused by friction, trauma, or internal conditions. Some autoimmune diseases produce blisters when antibodies (immune proteins) attack the cells of the skin. This causes a cleavage between two layers of cells in which fluid accumulates.

Diagnosis of a particular blist...Read the full article